Milltek GPF/OPF Bypass Exhaust BMW 4 Series F82/83 M4 Coupe/Convertible, M4 Competition and M4 CS Coupe (OPF/GPF equipped models only) 19-20

Our range of exhaust systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and/or add a more suitably aggressive tone. All our products are made from 304L Aircraft Grade stainless steel. This quality material will ensure that your Cat-Back system will last through any harsh conditions.